National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Portage, Portage Glacier (PATO)

Lat: 60.78°NLon: 148.83°WElev: 95ft.

Fair

12°F

-11°C

Humidity 53%
Wind Speed W 8 mph
Barometer 30.57 in (1035.3 mb)
Dewpoint -2°F (-19°C)
Visibility 10.00 mi
Wind Chill0°F (-18°C)
Last update 21 Feb 6:53 pm AKST
Extended Forecast for

8 Miles NNW Alyeska AK

  • Tonight

    Tonight: Mostly clear, with a low around 16. North wind around 10 mph.

    Low: 16 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 26. North wind around 10 mph.

    High: 26 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 22. North wind 5 to 15 mph.

    Low: 22 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 32. Northwest wind around 5 mph becoming west in the afternoon.

    High: 32 °F

    Partly Sunny

  • Monday Night

    Monday Night: Snow likely, mainly after midnight. Mostly cloudy, with a low around 19. South wind 5 to 10 mph becoming north after midnight. Chance of precipitation is 60%.

    Low: 19 °F

    Snow Likely

  • Tuesday

    Tuesday: A chance of snow before 3pm. Mostly cloudy, with a high near 24. West wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 50%.

    High: 24 °F

    Chance Snow

  • Tuesday Night

    Tuesday Night: A chance of snow between midnight and 3am. Mostly cloudy, with a low around -7. Chance of precipitation is 30%.

    Low: -7 °F

    Mostly Cloudy
    then Chance
    Snow

  • Wednesday

    Wednesday: A chance of snow between 9am and 3pm. Partly sunny, with a high near 0.

    High: 0 °F

    Chance Snow

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around -19.

    Low: -19 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 16. North wind around 10 mph.
Sunday
Mostly sunny, with a high near 26. North wind around 10 mph.
Sunday Night
Mostly cloudy, with a low around 22. North wind 5 to 15 mph.
Monday
Partly sunny, with a high near 32. Northwest wind around 5 mph becoming west in the afternoon.
Monday Night
Snow likely, mainly after midnight. Mostly cloudy, with a low around 19. South wind 5 to 10 mph becoming north after midnight. Chance of precipitation is 60%.
Tuesday
A chance of snow before 3pm. Mostly cloudy, with a high near 24. West wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 50%.
Tuesday Night
A chance of snow between midnight and 3am. Mostly cloudy, with a low around -7. Chance of precipitation is 30%.
Wednesday
A chance of snow between 9am and 3pm. Partly sunny, with a high near 0.
Wednesday Night
Partly cloudy, with a low around -19.
Thursday
Mostly sunny, with a high near -6.
Thursday Night
Partly cloudy, with a low around -18.
Friday
Mostly sunny, with a high near 3.
Friday Night
Partly cloudy, with a low around -8.
Saturday
Partly sunny, with a high near 13.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles NNW Alyeska AK
 61.08°N 149.16°W (Elev. 4245 ft)
Last Update:
7:19 pm AKST Feb 21, 2026
Forecast Valid:
7pm AKST Feb 21, 2026-6pm AKST Feb 28, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation